#include <53func.h>
int main(int argc, char *argv[])
{
    char str[] = "how are you";
    char * p1 = strtok(str," ");
    char * p2 = strtok(NULL," ");
    char * p3 = strtok(NULL," ");
    char str1[] = "hello world";
    char * p4 = strtok(str1," ");
    char * p5 = strtok(NULL," ");
    printf("p1 = %s, p2 = %s, p3 = %s\n",p1,p2,p3);
    return 0;
}

